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2003 GMC Yukon XL 1500 SLE 5.3L Misfire, MIL Lamp on
This one is probably very easy for you GM [...] the right bank cylinders are miss firing .I found TSB 3056 in my ALLDATA , I swapped the O2 sensors position 1 it did not move the miss .The sparkplugs are black (like fuel enrichment problem). I have very good h...
FIX posted 10/5/2009
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Message Closed w/FIX
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Related Documents & Media | VIN | 3GKEC16Z73 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
Message Closed w/FIX
Vehicle Data
2003 GMC Yukon XL 1500 SLE
| VIN | 3GKEC16Z73 |
| Engine | 5.3 L / 8 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Emissions | OBD-II Compliant |
| Symptoms | Misfire, MIL Lamp On |
| Occurs | Always |
Trouble Codes
| P0300 | Multiple Misfire Detected |
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